docs: def SetFillColor(self, color):
          """
          *color* may be any color understood by ROOT or matplotlib.
  
          For full documentation of accepted *color* arguments, see
          :class:`rootpy.plotting.style.Color`.
          """
          self._fillcolor = Color(color)
          if isinstance(self, ROOT.TAttFill):
              ROOT.TAttFill.SetFillColor(self, self._fillcolor('root'))